Bank and oil stocks lead markets down on May's last trading day

Stocks (^DJI, ^GSPC, ^IXIC) are under pressure at the midday mark as the month of May draws to a close. The finance (XLF) and energy (XLE) sectors are leading the way down, while utilities (XLU) and health care (XLV) are the most in the green. Keith Bliss of Cuttone & Company joins us live from the New York Stock Exchange. To discuss the other big stories of the day, Alexis Christoforous is joined by Yahoo Finance editor-in-chief Andy Serwer and Yahoo Finance’s Dan Roberts.